Home / 22,385.36-33,550.50-9,891.92

Finding the Fourth Proportional to 22,385.36, 33,550.50 and 9,891.92

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Solution

The fourth proportional to 22,385.36, 33,550.50 and 9,891.92 is: 14,825.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,385.36 : 33,550.50 = 9,891.92 : x
  2. Step 2: Convert to fraction form
    22,385.36/33,550.50 = 9,891.92/x
  3. Step 3: Cross multiply
    22,385.36x = 33,550.50 × 9,891.92
  4. Step 4: Simplify right side
    22,385.36x = 331,878,861.96
  5. Step 5: Solve for x
    x = 331,878,861.96/22,385.36
  6. Step 6: Final answer
    x = 14,825.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.